Hunter x Killing Eve Chasing Boots Hunter has collaborated with Award winning TV series Killing Eve to create an exclusive collection. These limited edition boots are crafted from water resistant Stetson leather and waterproof rubber with a classic silhouette with a Vegan recycled Sherpa lining for warmth and comfort. Calf width: 32. 8 (based on UK size 5). Upper and lower material: 100% Stetson leather, Lining: 100% Recycled polyester shearling, Outsole material: 100% Rubber. Wipe clean only.